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2.3.3a Thermal radiation

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Question 41

A double-walled thermos flask has a vacuum between its inner and outer walls.

Which method(s) of thermal energy transfer can still travel across this vacuum gap?

A

conduction only

B

convection only

C

radiation only

D

conduction and convection only

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2.3.3a Thermal radiation Questions

  1. IGCSE
  2. /Physics
  3. /2.3.3a Thermal radiation

99 exam-style questions on CIE IGCSE Physics 2.3.3a Thermal radiation. Each one has a worked solution and a mark scheme showing where the marks go.

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